class Chamomile::Layout::Panel

# File lib/chamomile/layout/panel.rb, line 8
def self.border_map
  @border_map ||= {
    rounded: Chamomile::Border::ROUNDED,
    normal:  Chamomile::Border::NORMAL,
    thick:   Chamomile::Border::THICK,
    double:  Chamomile::Border::DOUBLE,
    ascii:   Chamomile::Border::ASCII,
    none:    nil,
  }.freeze
end

# File lib/chamomile/layout/panel.rb, line 19
def initialize(title: nil, width: nil, border: :rounded, color: nil, focused: false)
  @title    = title
  @width    = width
  @border   = border
  @color    = color || (focused ? "#7d56f4" : "#444444")
  @focused  = focused
  @children = []
end

# File lib/chamomile/layout/panel.rb, line 28
def add(child)
  @children << child
  self
end

# File lib/chamomile/layout/panel.rb, line 33
def explicit_width?
  !@width.nil?
end

# File lib/chamomile/layout/panel.rb, line 47
def render(width:, height:)
  my_width     = resolved_width(width)
  inner_width  = [my_width - 2, 0].max
  inner_height = [height - 2, 0].max

  inner_content = @children.map { |c| c.render(width: inner_width, height: inner_height) }.join("\n")

  style = Chamomile::Style.new
    .width(my_width)
    .height(height)
    .border_foreground(@color)

  border_preset = self.class.border_map[@border] || Chamomile::Border::ROUNDED
  style = style.border(border_preset) if border_preset

  if @title && border_preset
    rendered = style.render(inner_content)
    inject_title(rendered, @title, @color)
  else
    style.render(inner_content)
  end
end

# File lib/chamomile/layout/panel.rb, line 37
def resolved_width(available_width)
  return available_width unless @width
  if @width.is_a?(String) && @width.end_with?("%")
    pct = @width.to_f / 100.0
    (available_width * pct).to_i
  else
    @width.to_i
  end
end